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Commit ·
61752f1
1
Parent(s): 157dd34
Simplify app using gr.Interface and use HF default gradio
Browse files- app.py +26 -61
- requirements.txt +0 -2
app.py
CHANGED
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@@ -28,7 +28,7 @@ def generate_fft(image):
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def predict(image):
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"""Main prediction function."""
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if image is None:
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return
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try:
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img = image.convert('RGB').resize((128, 128))
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@@ -44,8 +44,7 @@ def predict(image):
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label = "REAL (Authentic)"
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confidence = (1 - prediction) * 100
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result_text = f"""
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## Detection Result: {label}
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**Confidence:** {confidence:.2f}%
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@@ -68,68 +67,34 @@ This model is trained on StyleGAN-generated faces and may not accurately detect
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return f"Error: {str(e)}", None
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title="DeepGuard - AI Face Authenticator",
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<div style="text-align: center; margin-bottom: 1rem;">
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<h1 style="color: #00f260; font-size: 2.5rem;">DeepGuard</h1>
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<p style="color: #888;">AI Face Authenticator - Deepfake Detection</p>
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</div>
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""")
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with gr.Row():
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with gr.Column(scale=1):
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input_image = gr.Image(label="Upload Image", type="pil", height=300)
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analyze_btn = gr.Button("Analyze Image", variant="primary", size="lg")
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with gr.Row():
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with gr.Column(scale=2):
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result_output = gr.Markdown(label="Detection Result")
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with gr.Column(scale=1):
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fft_output = gr.Image(label="FFT Frequency Analysis", height=200)
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with gr.Accordion("How It Works", open=False):
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gr.Markdown("""
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### XceptionTransfer Deep Learning Model
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- **Architecture:** Transfer learning with Xception backbone
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- **Training Data:** 140,000 real and GAN-generated faces
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- **Accuracy:** 88% on test dataset
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- **ROC-AUC:** 95%
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""")
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with gr.Accordion("FFT Interpretation Guide", open=False):
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gr.Markdown("""
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| Pattern | Interpretation |
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|---------|----------------|
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| Bright center spot | Normal low-frequency content |
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| Radiating spokes | Edge directions in original image |
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| Random noise distribution | Natural texture (real photos) |
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| Grid or cross artifacts | Potential GAN fingerprint |
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*GAN artifacts in FFT are subtle and require trained interpretation.*
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""")
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with gr.Accordion("Model Limitations", open=False):
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gr.Markdown("""
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This model is trained on StyleGAN-generated faces only.
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gr.HTML("""<div style="text-align: center; margin-top: 2rem; color: #666;">
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Built with TensorFlow and MLflow | DeepGuard MLOps Pipeline
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</div>""")
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analyze_btn.click(fn=predict, inputs=input_image, outputs=[result_output, fft_output])
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input_image.change(fn=predict, inputs=input_image, outputs=[result_output, fft_output])
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if __name__ == "__main__":
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demo.launch(
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def predict(image):
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"""Main prediction function."""
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if image is None:
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return "Please upload an image", None
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try:
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img = image.convert('RGB').resize((128, 128))
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label = "REAL (Authentic)"
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confidence = (1 - prediction) * 100
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result_text = f"""## Detection Result: {label}
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**Confidence:** {confidence:.2f}%
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return f"Error: {str(e)}", None
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# Simple Interface
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demo = gr.Interface(
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fn=predict,
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inputs=gr.Image(type="pil", label="Upload Face Image"),
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outputs=[
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gr.Markdown(label="Detection Result"),
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gr.Image(label="FFT Frequency Analysis")
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],
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title="DeepGuard - AI Face Authenticator",
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description="Detect AI-generated (deepfake) faces using deep learning. Upload a face image for analysis.",
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article="""
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### Model Info
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- **Architecture:** XceptionTransfer
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- **Training Data:** 140,000 real and GAN-generated faces
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- **Accuracy:** 88% on test dataset
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### FFT Interpretation
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| Pattern | Meaning |
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|---------|---------|
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| Bright center | Normal low-frequency content |
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| Radiating spokes | Edge directions in image |
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| Grid artifacts | Potential GAN fingerprint |
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### Limitations
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This model is trained on StyleGAN faces only. It may not detect Stable Diffusion, Midjourney, or DALL-E images.
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""",
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allow_flagging="never"
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)
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if __name__ == "__main__":
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demo.launch()
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requirements.txt
CHANGED
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gradio==4.19.2
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huggingface_hub==0.20.3
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tensorflow==2.17.0
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numpy>=1.24.0
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Pillow>=10.0.0
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tensorflow==2.17.0
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numpy>=1.24.0
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Pillow>=10.0.0
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